<form action="/student/" method="post">
    <label><span>学生学号:</span></label>
    <input type="text" name="studentid" style="width: 120px">
    <label><span>学生姓名:</span></label>
    <input type="text" name="studentname" style="width: 120px">
    <input type="submit" value="查询">
</form>